221112000943 has 2 divisors, whose sum is σ = 221112000944. Its totient is φ = 221112000942.

The previous prime is 221112000929. The next prime is 221112001007. The reversal of 221112000943 is 349000211122.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221112000943 is a prime.

It is a super-2 number, since 2×221112000943² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221112003943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110556000471 + 110556000472.

It is an arithmetic number, because the mean of its divisors is an integer number (110556000472).

Almost surely, 2^221112000943 is an apocalyptic number.

221112000943 is a deficient number, since it is larger than the sum of its proper divisors (1).

221112000943 is an equidigital number, since it uses as much as digits as its factorization.

221112000943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 221112000943 in words is "two hundred twenty-one billion, one hundred twelve million, nine hundred forty-three", and thus it is an aban number.